I Alone Level-Up (Web Novel KR) - Chapter 262: Side Story 19 - Twelve years later (1)

Accidentally, Ye Xiaochen became new generation of Heavenly Farmer (Shen Nong), the treasure in the eyes of deities of three realms.

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Chase withers lives a terrible life of isolation. even coming to this fantasy worlds his is crippled, unable to use mana. But he stumbles upon the remains of an ancient evil, eager to rise again. with this power, what will he do?